Non-circadian signals in the intensive care unit: Point prevalence morning, noon and night
Background: Intensive care unit (ICU) sleep disturbance is severe and potentially related to abnormal light and sound exposure.Objectives: To assess the prevalence of measures of light and sound disturbance in ICU patient rooms, and whether these could be modified by a sleep-promotion intervention.Methods: This observational study with a before and after design for a quality improvement initiative surveyed environmental factors in ICU rooms at 01:00 08:00, and 12:00. Surveys assessed light usage, television usage, window shade position, and room door/curtain position.
Source: Heart and Lung - Category: Intensive Care Authors: Marcus T Altman, Catherine Pulaski, Francis Mburu, Margaret A Pisani, Melissa P Knauert Source Type: research
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